20555385984

Names of 20555385984

• Cardinal: 20555385984 can be written as Twenty billion, five hundred fifty-five million, three hundred eighty-five thousand, nine hundred eighty-four.

Scientific notation

• Scientific notation: 2.0555385984 × 10¹⁰

Factors of 20555385984

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 511

Divisors of 20555385984

• Number of divisors d(n): 512
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 14 16 17 18 21 24 27 28 32 34 36 42 48 51 54 56 63 64 68 72 84 96 102 108 112 119 126 128 136 144 151 153 168 189 192 204 216 224 238 252 272 288 302 306 331 336 357 378 384 408 432 448 453 459 476 504 544 576 604 612 662 672 714 756 816 864 896 906 918 952 993 1008 1057 1071 1088 1152 1208 1224 1324 1344 1359 1428 1512 1632 1728 1812 1836 1904 1986 2016 2114 2142 2176 2317 2416 2448 2567 2648 2688 2718 2856 2979 3024 3171 3213 3264 3456 3624 3672 3808 3972 4032 4077 4228 4284 4634 4832 4896 5134 5296 5436 5627 5712 5958 6048 6342 6426 6528 6951 7248 7344 7616 7701 7944 8064 8154 8456 8568 8937 9268 9513 9664 9792 10268 10592 10872 11254 11424 11916 12096 12684 12852 13902 14496 14688 15232 15402 15888 16308 16881 16912 17136 17874 17969 18536 19026 19328 19584 20536 20853 21184 21744 22508 22848 23103 23832 24192 25368 25704 27804 28539 28992 29376 30804 31776 32616 33762 33824 34272 35748 35938 37072 38052 39389 41072 41706 42368 43488 45016 45696 46206 47664 49981 50643 50736 51408 53907 55608 57078 57984 58752 61608 62559 63552 65232 67524 67648 68544 69309 71496 71876 74144 76104 78778 82144 83412 86976 90032 92412 95328 99962 101286 101472 102816 107814 111216 114156 118167 123216 125118 127104 130464 135048 135296 137088 138618 142992 143752 148288 149943 151929 152208 157556 161721 164288 166824 173952 180064 184824 190656 199924 202572 202944 205632 215628 222432 228312 236334 246432 250236 260928 270096 277236 285984 287504 296576 299886 303858 304416 315112 323442 328576 333648 349867 354501 360128 369648 381312 399848 405144 405888 411264 431256 444864 449829 456624 472668 485163 492864 500472 521856 540192 554472 571968 575008 599772 607716 608832 630224 646884 667296 699734 709002 720256 739296 799696 810288 849677 862512 889728 899658 913248 945336 970326 985728 1000944 1049601 1063503 1080384 1108944 1143936 1150016 1199544 1215432 1217664 1260448 1293768 1334592 1349487 1399468 1418004 1478592 1599392 1620576 1699354 1725024 1799316 1826496 1890672 1940652 2001888 2099202 2127006 2160768 2217888 2300032 2399088 2430864 2520896 2549031 2587536 2669184 2698974 2798936 2836008 2957184 3148803 3198784 3241152 3398708 3450048 3598632 3652992 3781344 3881304 4003776 4198404 4254012 4435776 4798176 4861728 5041792 5098062 5175072 5397948 5597872 5672016 5947739 6297606 6397568 6482304 6797416 6900096 7197264 7562688 7647093 7762608 8007552 8396808 8508024 8871552 9446409 9596352 9723456 10196124 10350144 10795896 11195744 11344032 11895478 12595212 13594832 14394528 15125376 15294186 15525216 16793616 17016048 17843217 18892818 19192704 19446912 20392248 20700288 21591792 22391488 22688064 22941279 23790956 25190424 27189664 28789056 30588372 31050432 33587232 34032096 35686434 37785636 40784496 43183584 44782976 45376128 45882558 47581912 50380848 53529651 54379328 57578112 61176744 62100864 67174464 68064192 71372868 75571272 81568992 86367168 91765116 95163824 100761696 107059302 108758656 122353488 134348928 136128384 142745736 151142544 160588953 163137984 172734336 183530232 190327648 201523392 214118604 244706976 285491472 302285088 321177906 326275968 367060464 380655296 403046784 428237208 489413952 570982944 604570176 642355812 734120928 761310592 856474416 978827904 1141965888 1209140352 1284711624 1468241856 1712948832 2283931776 2569423248 2936483712 3425897664 5138846496 6851795328 10277692992 20555385984
• Sum of all divisors σ(n): 74121523200
• Sum of proper divisors (its aliquot sum) s(n): 53566137216
• 20555385984 is an abundant number, because the sum of its proper divisors (53566137216) is greater than itself. Its abundance is 33010751232

Bases of 20555385984

• Binary: 10011001001001100100100110010000000₂
• Hexadecimal: 0x4C9324C80
• Base-36: 9FY59C0

Squares and roots of 20555385984

• 20555385984 squared (20555385984²) is 422523892951223648256
• 20555385984 cubed (20555385984³) is 8685141707074698975010728443904
• The square root of 20555385984 is 143371.4964140363
• The cube root of 20555385984 is 2739.3143889929

Scales and comparisons

• 20,555,385,984 seconds is equal to 653 years, 31 weeks, 13 hours, 26 minutes, 24 seconds.
• To count from 1 to 20,555,385,984 would take you about one thousand, three hundred seven years!

  This is a very rough estimate, based on a speaking rate of half a second every third order of magnitude. If you speak quickly, you could probably say any randomly-chosen number between one and a thousand in around half a second. Very big numbers obviously take longer to say, so we add half a second for every extra x1000. (We do not count involuntary pauses, bathroom breaks or the necessity of sleep in our calculation!)

• A cube with a volume of 20555385984 cubic inches would be around 228.3 feet tall.

Recreational maths with 20555385984

• 20555385984 backwards is 48958355502
• 20555385984 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 20555385984's digits is 54
• More coming soon!